Power Supply Repair

An Infrared light emitting diode (IR LED) is a special purpose LED emitting infrared rays ranging from 700 nm to 1 mm wavelength. Different IR LEDs may produce infrared light of differing wavelengths, just like different LEDs produce light of different colors. IR LEDs are usually made of gallium arsenide or aluminium …

Global Channel Resources (GCR) India Pvt. Ltd. is serving Industry 4.0, smart city, smart healthcare and other segments with its consulting, Platform as a Service (PaaS), end-to-end development and integration services. Tony Tsao, Founder, GCR, in an interaction with EFY bureau, shares about the future of IoT, deployment of IoT …

A 3 phase motor programmable controller that automatically turns on/off controller can be made with a programmable time switch. In this case, a maximum of eight-time duration can be programmed. The system has two programmable time switches for setting the starting and stopping times of the motor and two control …

This mobile phone detector can sense the presence of an activated mobile phone from a distance of four to five metres. So it can come handy in an examination hall or meetings where mobile phones are not permitted. The circuit can detect incoming and outgoing calls, SMSes, Internet and video …

A circuit design software forms a very essential part of an electronics engineers life. A good tool allows you to build designs and checks for problems with the design at regular intervals. It is also easy to navigate with sufficient options available for optimum circuit design. All these and many …

Cell phone jammer is an electronic device that blocks transmission of signals between a cell phone and a base station. By using the same frequency as a mobile handset, the cell phone jammer creates strong interference for communication between the caller and receiver. It is effective in blocking transmission of signals from …

Home Innovations Your Old Tablets and Smartphones Can End Up Taped Behind Smart Mirrors Lets get our facts right. We have all been formally introduced to the touch screen world and smart homes. Now here is a segment where your old smartphones and tablets are finding their resting place, probably …

During summers, most people are too lazy to water the potted plants on their rooftop gardens every day. Explained in this section is a simple and exciting automatic plant watering system that you can build yourself in just a few hours. It is an Arduino based automatic plant watering system …

We come across LCD displays everywhere around us. Computers, calculators, television sets, mobile phones, digital watches use some kind of display to display the time. An LCD is an electronic display module which uses liquid crystal to produce a visible image. The 16×2 LCD display is a very basic module …

Computer engineering is a discipline that integrates several fields of electrical engineering and computer science required to develop computer hardware and software. It’s all the rage with the industry today. For students and hobbyists, we picked out some computer engineering projects from all over the internet. These are simple and …